Charles Sumner Tainter
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Charles Sumner Tainter was an American scientific instrument maker, engineer and inventor, best known for his collaborations with Alexander Graham Bell, Chichester Bell, Alexander's father-in-law Gard
Charles Sumner Tainter c.1886
Tainter in 1919
Dictaphone
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Dictaphone was an American company founded by Alexander Graham Bell that produced dictation machines. It is now a division of Nuance Communications, based in Burlington, Massachusetts.
Charles Sumner Tainter
…Gardiner Hubbard, and for his significant improvements to Thomas Edison's phonograph, resulting in the Graphophone, one version of which was the first Dictaphone. Later in his career Tainter was associated with the International Graphopone Company of West Virginia, and also managed his own research and development…
Blind stenographer from the Overbrook School for the Blind using a dictaphone
Dictaphone wax cylinder dictation machine
Dictaphone on display in a museum